iSOLID vs Vocal Coach
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
iSOLID
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iSOLID โ Learn, Practice, Improve Learn programming, strengthen your Swift and iOS knowledge, and understand the principles behind clean, maintainable code. Whether you're starting your programming journey, preparing for an iOS interview, or strengthening your professional skills, iSOLID helps you learn through clear explanations, practical code examples, quizzes, and progress tracking. Key Features: โข Swift & iOS โ Learn core Swift concepts and essential iOS development topics. โข SOLID Principles โ Understand each principle with clear explanations and practical examples. โข Programming Principles โ Explore clean code, OOP, architecture, design concepts, and more. โข Interactive Quizzes โ Test your knowledge and reinforce what you've learned. โข Detailed Results โ Review your answers, identify mistakes, and understand the correct solutions. โข Progress Tracking โ Follow your learning progress, completed topics, statistics, and streaks. โข Self-Paced Learning โ Learn whenever and wherever it works for you. โข Interview Preparation โ Review important Swift and iOS concepts commonly discussed in technical interviews. From programming fundamentals to Swift, SOLID, architecture, and iOS engineering, iSOLID brings your learning materials together in one place. Read. Learn. Practice. Improve. Download iSOLID and keep building your programming skills.
Vocal Coach
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Transform your speaking skills with VocalCoach โ your personal AI-powered speaking coach available anytime, anywhere. Whether you're preparing for a job interview, perfecting a presentation, or simply wanting to communicate more clearly, VocalCoach provides instant, actionable feedback to help you speak with confidence. HOW IT WORKS - Record yourself speaking on any topic - Get instant AI analysis of your performance - Receive personalized tips to improve - Track your progress over time WHAT WE ANALYZE - Pace โ Are you speaking too fast or too slow? We help you find the optimal 130-170 words per minute. - Clarity โ How clearly are you articulating? Improve your enunciation for better understanding. - Filler Words โ "Um," "uh," "like" โ we detect and help you eliminate these confidence killers. - Volume โ Project your voice effectively for any situation. - Pitch Variation โ Engage your audience with dynamic vocal variety. - Strategic Pausing โ Master the power of silence for emphasis and impact. SMART SESSIONS - Pick a duration (3, 5, or 10 minutes) and let the app build a personalized session - Exercises adapt to your skill gaps and lesson progress - Mix of lesson exercises, skill drills, and warm-ups - Preview and customize before you start PRACTICE MODES - Daily Exercises โ Quick drills targeting your weak spots - Interview Prep โ Practice answering behavioral, technical, and situational questions - Social Scenarios โ Practice real-life situations like small talk, meetings, and assertive conversations - Comfort Zone โ Build speaking confidence at your own pace with progressive prompts - Presentation Mode โ Rehearse with your talking points visible - Pitch Practice โ Perfect your elevator pitch with timed sessions - Free Practice โ Speak about anything and get comprehensive feedback FEATURES - AI coaching โ Personalized feedback on both delivery and content after every exercise - Skill radar โ Track 6 vocal skills with a visual radar chart showing strengths and weaknesses - 32 structured lessons from beginner to expert with star ratings - Detailed score breakdown and annotated transcripts - Progress tracking with streaks, stars, and statistics - Speech analysis on-device, AI coaching via our secure servers Start your journey to becoming a more confident speaker today. Download VocalCoach and find your voice. Questions or feedback? Contact us at support@easytech-agency.net. Privacy policy : https://www.easytech-agency.net/privacy/vocalcoach Terms of use : https://www.easytech-agency.net/terms/vocalcoach
Screenshots
Verdict
The clearest difference is in-app purchases: iSOLID at none against Vocal Coach's 3. iSOLID also leads on update cadence (every 4 days vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Vocal Coach sells 3 in-app purchases, starting at $3.99 per 7 days. iSOLID asks for nothing beyond the download.
iSOLID ships an update every 4 days, Vocal Coach fortnightly. The most recent releases landed on September 13, 2026 and September 10, 2026 respectively.
| Parameter | iSOLID | Vocal Coach |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 days โ better | Fortnightly |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 19 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Nikolai Borisov | Alexis Raimbault |
In-app purchases
iSOLID
No in-app purchases
Vocal Coach
- Vocal Coach Pro Weekly7 Days trial$3.997 Days
- Vocal Coach Pro Monthly7 Days trial$7.991 Month
- Vocal Coach Pro Yearly7 Days trial$34.991 Year









